Powercore 4 Hex CRF450X 05-09/ 12-17 Slip On Muffler FMF (FMF-041514)

The Powercore 4 Hex slip-on muffler is designed to significantly improve performance by increasing horsepower and torque throughout the entire RPM range. Its stainless steel and aluminium construction ensures a lightweight profile without compromising on durability or structural integrity during rigorous off-road use.

• Features a hi-flo stainless steel core and form-fitted internal packing for optimal exhaust flow and sound dampening.
• The rugged cross-sectional shape provides increased internal volume for superior longevity and power delivery.
• Includes a removable spark arrestor to ensure compliance with trail regulations while maintaining high-performance output.